Randy Sarafan, the Technology Editor at Instructables built this programmable car platform by taking an off the shelf RC Car and swapped its brains with an Arduino. This allows the new car to have sensor capabilities and programmability. Randy installed a PING ultrasonic sensor in the front of the vehicle so that it can avoid running into objects but the possibilities are endless now that you can write code
Youtube has finally come up with a way to watch videos off line. If you have some spare room in the garage you might as well subscribe to the Youtube Collection on DVD!
Curious Inventor shows us how to make a small batch of SMD PCBs. The video demonstrates how to use a vacuum pencil to hand place SMD components onto a PCB that has been prepared with squeegeed on solder paste. The board is then reflowed in a toaster oven keeping an eye on the temperature profile of the solder paste and the components.
